CN217896822U

CN217896822U - Micro-perforated sound-absorbing aluminum hollow composite board

Info

Publication number: CN217896822U
Application number: CN202222171691.4U
Authority: CN
Inventors: 雷院军
Original assignee: Shanghai Jingxin Environmental Protection Technology Co ltd
Current assignee: Shanghai Jingxin Environmental Protection Technology Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-11-25
Anticipated expiration: 2032-08-18

Abstract

The utility model relates to a sound absorption technical field, in particular to sound absorption aluminum cavity composite sheet perforates, offer the round hole that is used for inhaling the sound on aluminum cavity composite sheet and the aluminum cavity composite sheet, aluminum cavity composite sheet is provided with fixed establishment, fixed establishment includes the mount pad, be provided with adjustment mechanism on the aluminum cavity composite sheet, adjustment mechanism includes first slide, second slide, on first slide, the second slide respectively fixed mounting have first inserted bar, second inserted bar, first inserted bar is pegged graft with the second inserted bar, an object of the utility model is to provide a sound absorption aluminum cavity composite sheet perforates, not only can change the size of round hole according to actual conditions, improve the practicality, conveniently clear up the round hole inner wall adhesion dust on the aluminum cavity composite sheet simultaneously, influence aluminum cavity composite sheet inhale the sound efficiency.

Description

Micro-perforated sound-absorbing aluminum hollow composite board

Technical Field

The utility model relates to a sound absorption technical field, in particular to micropunch sound absorption aluminium cavity composite sheet.

Background

The sound hollow plate is inhaled to current micro-perforation sets up the mode of inhaling the sound hole on the aluminium hollow plate body that the utilization has the cavity and inhales the sound noise reduction, mainly is applied to large-scale or miniature indoor scenes such as concert hall, museum, meeting room, and the hole of seting up on the general micro-perforation abatvoix is circular, can't adjust the size of circular port according to actual conditions, changes and inhales the sound frequency band.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a micropunch sound absorption aluminium cavity composite sheet to solve the problem that proposes in the above-mentioned background art.

An embodiment of the utility model provides a sound absorption aluminum hollow composite board of micropunch, offer the round hole that is used for inhaling the sound on aluminum hollow composite board and the aluminum hollow composite board, the aluminum hollow composite board is provided with fixed establishment, fixed establishment includes the mount pad, be provided with adjustment mechanism on the aluminum hollow composite board, adjustment mechanism includes first slide, second slide, on first slide, the second slide respectively fixed mounting have first inserted bar, second inserted bar, first inserted bar is pegged graft with the second inserted bar, just round hole grafting on first inserted bar and the aluminum hollow composite board, first drive plate, second drive plate are installed to the inner wall that runs through the aluminum hollow composite board respectively to one side of first slide, second slide, first drive plate, second drive plate respectively with the mount pad spiro union.

Optionally, the mounting seat is fixedly mounted at the top of the outer side of the aluminum hollow composite plate, and a nut is rotatably mounted on the surface of the mounting seat.

Optionally, a guide rod is fixedly mounted inside the hollow aluminum composite plate, and the first sliding plate, the second sliding plate and the guide rod are connected in a sliding manner in a penetrating manner.

Optionally, a first threaded rod is fixedly mounted on the first driving plate, and the first threaded rod is in threaded connection with a nut on the mounting seat.

Optionally, a second threaded rod is fixedly mounted on the second driving plate, the second threaded rod is connected with the first driving plate in a penetrating and sliding manner, and the second threaded rod is in threaded connection with a nut on the mounting seat.

Optionally, the outer side of the first inserted bar is attached to the inner wall of the circular hole in the hollow aluminum composite plate in a sliding manner, and the outer side of the second inserted bar is attached to the inner wall of the second inserted bar in a sliding manner.

The utility model discloses beneficial effect includes: the embodiment of the utility model provides a micropunch sound absorption aluminium cavity composite sheet, slide along the outside of aluminium cavity composite sheet through first drive board, first drive board will drive first slide and remove, inside first slide drove the first inserted bar and inserts the round hole on the aluminium cavity composite sheet, make the size of round hole change, can change the size of round hole from this according to actual conditions, in addition drive the board through the second and slide along the outside of aluminium cavity composite sheet, the second drives the board and will drive the second slide and remove, the second slide drives the second inserted bar and inserts on the first inserted bar, make first inserted bar seal, it inserts inside the round hole on the aluminium cavity composite sheet to drive first inserted bar simultaneously, can clear up the round hole inner wall on the aluminium cavity composite sheet, avoid the round hole inner wall adhesion dust on the aluminium cavity composite sheet, influence the sound absorption efficiency of aluminium cavity composite sheet.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of a micro-perforated sound-absorbing aluminum hollow composite board of the present invention;

fig. 2 is a cross-sectional view of a micro-perforated sound-absorbing aluminum hollow composite board of the present invention;

fig. 3 is a partial sectional view of the micro-perforated sound-absorbing aluminum hollow composite board of the present invention.

Icon: 1. an aluminum hollow composite panel; 2. a fixing mechanism; 21. a mounting seat; 22. a nut; 3. an adjustment mechanism; 31. a guide bar; 33. a first driving plate; 34. a second driving plate; 35. a first threaded rod; 36. a second threaded rod; 37. a first slide plate; 38. a second slide plate; 39. a first plunger; 310. a second plunger.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1-3, the embodiment of the utility model provides a sound-absorbing aluminum hollow composite board of micro-perforation, offer the round hole that is used for inhaling the sound including aluminum hollow composite board 1 and aluminum hollow composite board 1 on, aluminum hollow composite board 1 is provided with fixing mechanism 2, fixing mechanism 2 includes mount pad 21, be provided with adjustment mechanism 3 on the aluminum hollow composite board 1, adjustment mechanism 3 includes first slide 37, second slide 38, first slide 37, fixed mounting has first inserted bar 39 on the second slide 38 respectively, second inserted bar 310, first inserted bar 39 pegs graft with second inserted bar 310, and first inserted bar 39 pegs graft with the round hole on the aluminum hollow composite board 1, first drive plate 33 is installed through the inner wall of aluminum hollow composite board 1 respectively to first slide 37, one side of second slide 38, second drive plate 34, first drive plate 33, second drive plate 34 is the spiro union with mount pad 21 respectively.

Slide along the outside of aluminium cavity composite sheet 1 through first drive board 33, first drive board 33 will drive first slide 37 and remove, inside first slide 37 drove first inserted bar 39 and inserts the round hole on the aluminium cavity composite sheet 1, make the size of round hole change, can change the size of round hole from this according to actual conditions, slide along the outside of aluminium cavity composite sheet 1 through second drive board 34 in addition, second drive board 34 will drive second slide 38 and remove, second slide 38 drives second inserted bar 310 and inserts on first inserted bar 39, make first inserted bar 39 seal, it is inside to drive first inserted bar 39 to insert the round hole on the aluminium cavity composite sheet 1 simultaneously, can clear up the round hole inner wall on the aluminium cavity composite sheet 1, avoid the round hole inner wall adhesion dust on the aluminium cavity composite sheet 1, influence the sound absorption efficiency of aluminium cavity composite sheet 1.

The mounting seat 21 is fixedly mounted at the top of the outer side of the aluminum hollow composite plate 1, and the nut 22 is rotatably mounted on the surface of the mounting seat 21.

The guide rod 31 is fixedly installed inside the hollow aluminum composite plate 1, and the first sliding plate 37, the second sliding plate 38 and the guide rod 31 are connected in a penetrating and sliding manner.

The first and second

sliding plates

37, 38 can slide along the guide rod 31, and the stability of sliding of the first and second

sliding plates

37, 38 is improved.

A first threaded rod 35 is fixedly mounted on the first driving plate 33, and the first threaded rod 35 is screwed with the nut 22 on the mounting base 21.

The first threaded rod 35 is screwed to the nut 22 of the mount 21, and the stability of the first driver plate 33 can be maintained.

A second screw rod 36 is fixedly mounted on the second driving plate 34, the second screw rod 36 is slidably connected to the first driving plate 33, and the second screw rod 36 is screwed to the nut 22 of the mounting base 21.

The second threaded rod 36 is screwed with the nut 22 on the mounting base 21, so that the stability of the second driving plate 34 can be maintained, and meanwhile, the round hole on the aluminum hollow composite plate 1 can be sealed, and the working state of the aluminum hollow composite plate 1 can be changed.

The outer side of the first inserting rod 39 is in sliding connection with the inner wall of the circular hole on the aluminum hollow composite board 1, and the outer side of the second inserting rod 310 is in sliding connection with the inner wall of the second inserting rod 310.

The embodiment of the utility model provides a sound absorption aluminum hollow composite board of micro-perforation, slide along aluminum hollow composite board 1's the outside through first drive board 33, first drive board 33 will drive first slide 37 and remove, first slide 37 drives inside the round hole that first inserted bar 39 inserted on aluminum hollow composite board 1, first threaded rod 35 and the nut 22 spiro union on the mount pad 21, can keep first drive board 33's stability, make the size of round hole change, slide along aluminum hollow composite board 1's the outside through second drive board 34 in addition, second drive board 34 will drive second slide 38 and remove, second slide 38 drives second inserted bar 310 and inserts on first inserted bar 39, make first inserted bar 39 seal, it is inside to drive the round hole that first inserted bar 39 inserted on aluminum hollow composite board 1 simultaneously, second drive threaded rod 36 and the nut 22 spiro union on the mount pad 21, can keep the stability that second drive board 34, can clear up the round hole inner wall on the aluminum hollow composite board 1, avoid the dust of the round hole inner wall on the aluminum hollow composite board 1, influence the sound absorption efficiency of aluminum composite board 1.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a micro-perforation sound absorption aluminium cavity composite sheet, offers the round hole that is used for inhaling the sound, its characterized in that on aluminium cavity composite sheet (1) and aluminium cavity composite sheet (1): the aluminum hollow composite board is characterized in that a fixing mechanism (2) is arranged on the aluminum hollow composite board (1), the fixing mechanism (2) comprises a mounting base (21), an adjusting mechanism (3) is arranged on the aluminum hollow composite board (1), the adjusting mechanism (3) comprises a first sliding plate (37) and a second sliding plate (38), a first inserting rod (39) and a second inserting rod (310) are fixedly mounted on the first sliding plate (37) and the second sliding plate (38) respectively, the first inserting rod (39) is inserted into the second inserting rod (310), the first inserting rod (39) is inserted into a round hole in the aluminum hollow composite board (1), one side of the first sliding plate (37) and one side of the second sliding plate (38) penetrate through the inner wall of the aluminum hollow composite board (1) respectively, a first driving plate (33) and a second driving plate (34) are mounted on the inner wall of the aluminum hollow composite board (1), and the first driving plate (33) and the second driving plate (34) are in threaded connection with the mounting base (21) respectively.

2. The micro-perforated sound absorbing aluminum hollow composite panel according to claim 1, wherein: the mounting seat (21) is fixedly mounted at the top of the outer side of the aluminum hollow composite plate (1), and a nut (22) is rotatably mounted on the surface of the mounting seat (21).

3. The micro-perforated sound absorbing aluminum hollow composite panel according to claim 1, wherein: the aluminum hollow composite board is characterized in that a guide rod (31) is fixedly mounted inside the aluminum hollow composite board (1), and the first sliding plate (37), the second sliding plate (38) and the guide rod (31) are connected in a penetrating and sliding mode.

4. The micro-perforated sound absorbing aluminum hollow composite panel according to claim 1, wherein: a first threaded rod (35) is fixedly mounted on the first driving plate (33), and the first threaded rod (35) is in threaded connection with a nut (22) on the mounting base (21).

5. The micro-perforated sound absorbing aluminum hollow composite panel according to claim 1, wherein: and a second threaded rod (36) is fixedly mounted on the second driving plate (34), the second threaded rod (36) is connected with the first driving plate (33) in a penetrating and sliding mode, and the second threaded rod (36) is in threaded connection with a nut (22) on the mounting seat (21).

6. The micro-perforated sound absorbing aluminum hollow composite panel according to claim 1, wherein: the outer side of the first inserted bar (39) is in fit sliding connection with the inner wall of the round hole in the hollow aluminum composite plate (1), and the outer side of the second inserted bar (310) is in fit sliding connection with the inner wall of the second inserted bar (310).